Pentair
Pentair Hard Water — Large Home System
Pentair Hard Water — Large Home System
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- Free shipping in the USA
- 90-day returns
- Secure checkout
Pentair Hard Water — Large Home System — a complete whole-house system. One price includes every part listed below. It ships pre-built and ready to install, free in the US.
What's in the box
| Size | Media | Mineral tank | Control valve |
|---|---|---|---|
| 64,000 Grains · 2–4 Baths (13 GPM) | 2 cu ft softening resin | 12" x 52" | Fleck 5600SXT digital metered valve |
| 96,000 Grains · 5–7 Baths (18 GPM) | 3 cu ft softening resin | 14" x 65" | Fleck 5600SXT digital metered valve |
| 128,000 Grains · 8+ Baths (22 GPM) | 4 cu ft softening resin | 16" x 65" | Fleck 5600SXT digital metered valve |
- Control valve: Fleck 5600SXT digital metered valve.
- Bypass: 1" stainless steel Fleck bypass valve (included).
- Mineral tank: polyglass (fiberglass-wrapped) tank sized as in the table, with distributor.
- Media: high-capacity softening resin, amount as in the table.
- Brine tank: 18" x 33" round brine tank with safety float.
- Also included: 1" plumbing adapters, install and service manuals.
What it does for your home
- Removes hard water — large home from your water
- Spot-free dishes and glassware
- Softer skin and hair, far less soap and detergent
- Longer life for your water heater and appliances
- No more scale on fixtures and tile
How it works
The resin swaps the calcium and magnesium that cause hard water for a trace of sodium, then the valve rinses it clean with brine.
Why this system costs what it does
| This system | Typical lower-priced kits | |
|---|---|---|
| Control valve | Fleck 5600SXT digital meter with power-outage memory | Often the older mechanical dial meter |
| Bypass valve | Included | Often not included or an extra option |
| Media | Named media, exact amount for each size (listed above) | Media type or amount often not stated |
| Brine tank | 18" x 33" round brine tank with safety float | Often a smaller 15" x 17" tank |
| Delivery | Ships pre-built, ready to install | Often ships in pieces for you to assemble and load |
| Shipping | Free in the US | Free only above a minimum, or extra |
Not sure which size? Send a water test or tell us your symptoms and we will size it free.
Prefer a different valve brand? The same hard water — large home solution is available in Fleck, Autotrol, C-Series, Pentek and Pentair — the media doing the work is the same.

